SIMPSON Gas Power Pressure Washer

Days are now Gone when you were worried about tough cleaning task. Although, a homeowner usually focuses on cleaning the indoors and overlook the outdoors but it is not right to ignore the patio or garage. However, you cannot clean the outdoor without particular tools as it demands immense energy and time. A Simpson pressure washer can make the cleaning job easier for you, and it is serving people for many years. This is an immense innovation in the cleaning field. In the beginning, it may have seemed tough to operate and move around with power washers but now it is easier, quicker, and simpler.

You will find the power washer market filled with umpteen options, giving you choice to opt the best one. However, they are basically categorized in two forms, gas powered as well as electric powered. However, gas powered are more powerful and sturdy than the electric power washers. The most popular brand for gas power washer is the Simpson which is indicated from its history. Moreover, Simpson pressure washer brand is always on the top priority list of the customers.

Top 3 SIMPSON Pressure Washer [Comparison]

The messy or tedious cleaning jobs become easier with the best gas power washer. Though, you can save your time as well as energy if you have a Simpson pressure washer at your home. It can do everything for you from blasting peeling paint to removing the baked-on crud. Although, when you know about your needs, you can probably end up with the right results. Moreover, you will get the top rated product if you know its features, some pros and some cons. The 3 Simpson gas powered pressure washer is the result of careful research, so it will eliminate any confusion about buying the best machine.

Best 3 SIMPSON Gas Pressure Washer Review

1. Simpson Pressure Washer 3100 PSI – Gas Cleaner MSH3125-S 

Are are looking for the most efficient power washer?  Then prefer the Simpson cleaning MSH3125-S 3100 PSI at 2.5 GPM gas pressure washer. This top rated Simpson 3100 psi washer makes your house sparkling clean.  The high pressure can easily eliminate the dust, grime or mildew from any hard surface. The powerful battery allows you to clean the wider land in little time. Moreover, you can also clean the yard, patios, driveway, vehicle and other outdoors quickly with Simpson 3100 psi washer. You may get more information, so continue reading Simpson 3100 psi review, the features the pros and finally cons.

FeaturesSIMPSON 3100 PSI Gas Pressure Washer

  • The Simpson Megashot 3125 is 3100 psi and 2.5 GPM
  • It comes with HONDA GC190 incredible engine
  • This comes with 25 feet high pressure hose
  • It comes with 5 different nozzle tips which is positioned at 0 degree, 15, 25 as well as 40 degrees
  • This has 10 inch pnemeutic wheels
  • The safety lock is always concerned about safety of people
  • It weighs about 65 pounds
  • This Simpson 3100 psi comes with Free Brass Axial Cam Pump Type
  • It comes with a Recoil Start System
  • The product dimension 34.8 x 21 x 23.2 inches
  • Simpson MSH3125-s also has a soap applicator for easily cleaning any area


  • The Simpson pressure washer 3100 PSI can accommodate even the hardest cleaning needs
  • This is easy to use and store
  • It is pretty light in weight than many other gas power washers
  • The MorFlex hoses are non-marring, abrasion and kink resistant
  • This can withstand any heavy duty task
  • This model 3100 psi ensure safety of a user that prevents the gun accidental activation
  • It comes with a powerful engine that allows you to blast away the stubborn dirt easily
  • The different nozzle tips can use for all sort of cleaning jobs
  • An ideal for all floors either tiled, wooden, or marble, garden fences, decks, furniture, prepping home exteriors for painting, rooftops, windows,patio, and what not
  • 10-inch tires makes the maneuverability effortless
  • The pull chord is very easy to pull during start up of washer


  • The Simpson Megashot 3125 gas power washer has no on-board detergent tank
  • Some customers reported that the pressure hose has a very small diameter
  • It is quite noisy

2. Simpson Pressure Washer 4200 PSI – Cleaning ALH4240  

If you are searching for a power for your heavy duty work, then the Simpson pressure washer cleaning ALH4240 is perfect for you. Due to its enticing feature, simpson 4200 psi gas washer established itself as one of the top rated  model on the market. The incredible motor of the Simpson cleaning pressure washer runs smoothly. Thus it is delivering high output as compare to some other similar models. Moreover, when it comes to cleaning the stubborn dirt then simpson 4200 psi will serve the purpose amazingly. Every sort of dirt can be eliminated with this model but it is not good for light cleaning work. Simpson Company has already a good name in the industry and you can believe its reliability. With 4200 psi pressure washer, you will never feel regret about investment. Let’s know about the product deeply!

FeaturesSimpson Pressure washer 4200 PSI

  • The Simpson ALH4240 washer is powered by HONDA GX390 OHV engine
  • It has an oil alert system
  • The engine torque is 18.5 ft/lbs and oil capacity in the engine is 37.19 oz
  • It has triplex plunger pump and quick connectors
  • The pressure hose is about 50 feet long
  • The package contain five nozzle tips which can set at 0 degree, 15, 25 and 40 degree
  • IT also include a soap applicator nozzle
  • This come with 4 GPM flow rate and 4200 PSI
  • With a simple twist, you can adjust the pressure from 1000 PSI to 4200 PSI
  • It comes with an on-board accessory storage for pressure hose, nozzles, as well as spray guns
  • This Simpson pressure washer 4200 psi has an aircraft grade aluminum body with 13 inch pneumatic wheels
  • It has a downstream detergent injection system which can be filled with detergents 
  • It is a gas cold water power washer
  • This has an amazing pull start system
  • The fuel capacity is 1.6 gallons
  • It comes in silver color
  • The product dimension is 39.8 x 24 x 25.8 inches
  • 3 years of warranty
  • It weighs about 124 pounds


  • The Simpson cleaning 4200 psi is an ideal for contractors.
  • It is good for wood restoration, deck cleaning, graffiti removal, paint preparation, and others task
  • This can easy to move, operate and store
  • Different nozzles allows you to clean all sort of areas
  • The aluminum series frame is 100% professional material
  • It comes in a beautiful compact design 
  • It starts easily on the first pull
  • The powerful engine makes the heavy duty jobs easier for you


  • The Simpson Cleaning ALH4240 gas washer is quite heavy in weight
  • Some customers has reported problem with the wheels being flat spotted and it feels like the tires will go away after some time
  • This model 4200 psi is quite expensive

3. Simpson Pressure Washer 3000 PSI Cleaning MS60763-S 

The powerful engine of the SIMPSON Cleaning 3000 PSI pressure washer bring it to the list of most buying machine during the last couple of years. This handy Simpson 3000 psi washer makes the hard cleaning job easier. MS60763-S model is a representing top notch quality , thus every customer demands due to its beautiful design. However, the Simpson Company has designed 3000 PSI power washer for residential purposes. The compact design of the SIMPSON Cleaning gas pressure washer ensures the durability. Though, you can use it for heavy duty task without concerning about its life span. Combining the facilities, features and properties, the power washer 3100PSI offers you a standard price.

FeaturesSIMPSON Pressure Washer 3000 PSI Gas

  • The SIMPSON Cleaning gas washer has Kohler OHV engine
  • The water pressure is 3000 PSI while its flow rate is 2.4 GPM
  • It comes with a maintenance free axial cam aluminum pump type
  • This is constructed with welded steel frame
  • It is built with 1.25 inches steel tube handle
  • The pressure hose is about ¼ inches by 25 feet long
  • It comes with 12 inches never flat tires
  • The package contain 5 quick connect nozzle tips which are positioned at 0 degree, 15, 25 and 40 degrees
  • It also comes with a soap applicator nozzle
  • This has a safety lock-out that ensure safety of the user
  • It is built with an on-board storage for hose, nozzles and spray 
  • It comes with a downstream detergent injection system for using the detergents or other chemicals
  • The product dimension is 33 x 18 x 22 inches
  • It weighs about 61 pounds


  • The package contain oil so you do not have to spend extra money for buying oil
  • This has an immense power for blasting away the dirt from any area
  • The different nozzles allows you to fulfill all your cleaning requirements
  • The Simpson 3000 psi is a long lasting product that enable you to use this machine for years
  • The pressure hose is abrasion and kink resistant
  • It comes with a warranty that nicely protect your investment on this machine
  • This Simpson pressure washer removes the tough substances form tiles, wall, wooden and concrete decking
  • It takes a very small room in your garage for storage
  • This is pretty light in weight than other gas pressure washers


  • The SIMPSON Cleaning MS60763-S gas power washer is bit expensive
  • Some customers complain about the defective components in its package
  • You cannot use it for commercial purposes

How to choose the Best Simpson Pressure Washer?

You will find an ample range of Simpson pressure washer models. Every model of the same brand is unique in its features, properties, and prices. Some might be pretty expensive with additional features while others are affordable, but their features might not serve the purpose. However, it is not true that an inexpensive one will not even benefit you. Every Simpson power washer has one ultimate focus which is to blast away the dirt and make the area sparkling clean. If you want a pressure for residential purpose, then certain required features are enough while if you need it for commercial purpose then you have to focus on several additional features. In a nutshell, you can say that choosing the best Simpson gas pressure washer is not an easy task. However, this challenging job will become easier if you focus on certain factors which are highlighted below:

Factor to Focus Simpson Gas Pressure Washer


Before entering into a Simpson pressure washer shop, you should know how much money you have in your pocket. Although, you will find many power washers in different price ranges. The more powerful Simpson Gas Pressure Washers demand a larger investment as it comes with many additional features while the less sturdy power washer cost lesser but they are without additional features. Before that, you should know how often you are going to use the machine. A low priced washer can serve the purpose if you are planning to use it a couple of times per year. On the flip side, if you want to use the washer once a month or more, then buy an expensive machinery for better cleaning service. The gas powered Simpson pressure washers are usually expensive than electric power washer . Therefore,  for longer time use, you may consider the gas power washer.

Cleaning Accessories and Spray Patterns

Every power washer comes with certain accessories like the nozzle or hose. These accessories differentiate a particular model from the other one. If you want to buy a Simpson pressure washer for commercial use, then prefer a power washer which has many attachments. Gaze at the cleaning attachments and see whether such accessories will be helpful or not.

Gas 3000 PSI Simpson Pressure Washer


The major thing which you have to focus is the adjustable spray pattern. A power washer comes with spray guns having variable spray patterns, but the range differ from model to model. An adjustable wand is the most basic spray which allows you to adjust between a high or narrow pressure pencil spray patterns. Another common offering is the interchangeable spray tips. Usually, a power washer comes with 3 to 5 spray tips that offer a wide range of spray patterns for different cleaning projects and more precise control.


Every power washer comes with a different hose that vary in diameters, materials and lengths. Usually, the pressure hose is made up of PVC or rubber. PVC hoses tend to be less flexible and abrasive resistant than the rubber hose. Consider the type of cleaning project you will be working on before looking at the hose length. You will get a better idea of how much hose length will be sufficient.


Another thing which you have to know before buying the Simpson gas pressure washer is the comfort level that whether you will be comfortable in using it or not. Unfortunately, the gas powered washers are heavier than the electric ones, but their cleaning capacity is much better than the electric power washers. A power washer is rated for portability, weight, and many other factors that influence how convenient it is to operate. If you can easily operate the particular model of a Simpson brand, then invest on that washer.

Uses of Gas pressure washers According to PSI

The washers come with different PSI. Typically, the GPM and PSI increases together with the size of a power washer. Here you will came to know about the uses of gas power washers according to their psi.

1500 to 2000 PSI  Washer

Power washer with 1500 to 2000 PSI are used for

  • Blasting out moss and dirt between stone and bricks
  • Removing mildew, moss, light stains and dirt films from siding, decks, concrete and windows
  • Washing toys,bikes, garbage cans, washing car exteriors, and patio furniture

2100 to 2800 PSI Washer

Power washer with 2100 to 2800 PSI are used for

  • Cleaning vehicle chassis, boats,transmissions, and de-greasing engines
  • Renewing the grills of Barbeque
  • Removing peeling paint or flaking

2900 to 4000 PSI Washer

Power washer with 2900 to 4000 PSI are used for

  • Cleaning the vehicle fleets or construction equipment
  • Stripping crud and moss from any surface
  • Cleaning the wider areas such as garden or parking lots

Watch Pressure Washer Video

Above 4000 PSI Washer

Power washers with above 4000 psi are commercial-grade power washers that are designed for heavy duty jobs such as cleaning cement mixers.

Bottom Line

People usually find the cleaning tasks bit strenuous especially when the area is full of dirt. However, Simpson has come with an ample range of pressure washer models for making the challenging task easier as well as simpler. In our review, both commercial as well as residential Simpson pressure washers were tested. As per our editorial review, Simpson pressure washer 3000 PSI is good for residential whereas the 4200 PSI Simpson pressure washer is for commercial use. Although, you will better know about the various models of Simpson by reading the different Simpson pressure washer. However, on this review, the top rated models will surely suits your needs.